Home / 61,680.54-85,119.21-33,386.16

Finding the Fourth Proportional to 61,680.54, 85,119.21 and 33,386.16

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Solution

The fourth proportional to 61,680.54, 85,119.21 and 33,386.16 is: 46,072.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,680.54 : 85,119.21 = 33,386.16 : x
  2. Step 2: Convert to fraction form
    61,680.54/85,119.21 = 33,386.16/x
  3. Step 3: Cross multiply
    61,680.54x = 85,119.21 × 33,386.16
  4. Step 4: Simplify right side
    61,680.54x = 2,841,803,564.13
  5. Step 5: Solve for x
    x = 2,841,803,564.13/61,680.54
  6. Step 6: Final answer
    x = 46,072.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.